/*
 * Equipe: Menandro Dias E. Neto
 *         Thiago Torres
 *         Ubirajara Gabriela
 */

package com.mapdelivery.controller;

import java.io.IOException;
import java.io.PrintWriter;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.RequestDispatcher;

import com.mapdelivery.beans.Categoria;
import com.mapdelivery.model.ModelCategoria;

/**
 *
 * @author menandro.neto
 */
public class CategoriaServlet extends HttpServlet {

    /**
     * Processes requests for both HTTP <code>GET</code> and <code>POST</code> methods.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException {

        String operacao = request.getParameter("operacao");
        ModelCategoria modelCategoria = new ModelCategoria();

        RequestDispatcher view = null;

        //operacao = operacao == null ? "listagem": operacao;

        request.setAttribute("titulo", "MapDelivery - Sistema de Pedidos");

        if ( operacao == null )
            view = request.getRequestDispatcher("/");
        else
            if ( operacao.equals("listagem") || operacao.equals("cancelar") ) {
                modelCategoria.virtualDataProducer(); // Produz dados de teste
                view = request.getRequestDispatcher("view/listaCategoria.jsp");
                request.setAttribute("subtitulo", "Listagem de Categorias");
                request.setAttribute("modelCategoria", modelCategoria);
            }
            else
                if ( operacao.equals("inclui") ) {
                    view = request.getRequestDispatcher("view/mantemCategoria.jsp");
                    request.setAttribute("subtitulo", "Inclusão de Categoria");
                    request.setAttribute("modelCategoria", modelCategoria);
                }
                else
                    if ( operacao.equals("gravar") )
                        view = request.getRequestDispatcher("view/mantemCategoria.jsp");

        view.forward(request, response);
    }

    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /**
     * Handles the HTTP <code>GET</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
    throws ServletException, IOException {
        processRequest(request, response);
    }

    /**
     * Handles the HTTP <code>POST</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
    throws ServletException, IOException {
        processRequest(request, response);
    }

    /**
     * Returns a short description of the servlet.
     * @return a String containing servlet description
     */
    @Override
    public String getServletInfo() {
        return "Short description";
    }// </editor-fold>

}
